3 Bedroom Apartments for Rent in St Marys, ON (38 Rentals)

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Roommate Matching: Finding the Right Fit and Avoiding Pitfalls

When searching for a roommate, follow this list of essential steps and set clear expectations to create a solid foundation for a harmonious living situation.

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The Art of the Rental Viewing: What to look for during a property tour

Touring a rental? This guide helps you know exactly what to look for, from safety features to hidden flaws, so you can confidently sign your lease or keep searching.

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Smart Renter's Guide: Calculating Affordable Rent & Housing Costs

Wondering how to determine your rental budget? This comprehensive guide covers everything from the 30% rule to hidden fees and effective budgeting strategies.

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Navigating the Rental Market: Tips for First-Time Renters

Entering the rental market? Learn these simple tips and strategies to avoid common pitfalls and make confident choices. Rent with peace of mind.

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520 Parkside Dr
3 Bedroom Apartments

520 Parkside Dr

520 Parkside DrWaterloo, ON N2L 4X7
  • Utilities Included
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Park Place
3 Bedroom Apartments

Park Place

75-81 York StKitchener, ON N2G 1T6
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6 Lamers Ct
3 Bedroom Apartments

6 Lamers Ct

6 Lamers CtTillsonburg, ON N4G 5C3
  • Utilities Included
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Beacon Tower
3 Bedroom Apartments

Beacon Tower

25 Westmount RdWaterloo, ON N2L 5G7
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Aqui on King
3 Bedroom Apartments

Aqui on King

131 King StLondon, ON N6A 0E8
  • Utilities Included
  • Smoke Free
Showing Results 1-38, Page 1 of 1

St Marys, ON Local Guide

Largest Available St Marys and Nearby 3 Bedroom Apartments

The largest available 3 Bedroom apartment unit in St Marys, ON is found at 180 Mill Street and is 1,962 square feet priced from C$3,450. Adelaide Towers I - III has the second largest 3 Bedroom, which is sized at 1,835 square feet and currently listed start at C$2,899. Here is today’s list of the largest available 3 Bedroom units in St Marys:

Apartment ListingModel NameSquare FootagePriced From
180 Mill Street3 Bedroom + 3 Bath1,962 Sq FtC$3,450
Adelaide Towers I - III3 Bedroom1,835 Sq FtC$2,899
675 Richmond3 Bedroom1,386 Sq FtC$2,545
Clarence Square3 Bed 2 Bath1,374 Sq FtC$3,900
Four Seasons3 Bedroom1,288 Sq FtC$2,569
Park PlaceThree Bedroom1,280 Sq FtC$2,395
Revo on King StThree Bedroom1,265 Sq FtC$1,825
Somerset Place Apartments3 Bed 1.5 Bath A1,250 Sq FtC$2,350
The Whitehall3 Bedroom, 2 Bathroom1,116 Sq FtC$2,130
SOHOSQ RentalsSO3B011,022 Sq FtC$2,750

Cheapest Available St Marys and Nearby 3 Bedroom Apartments

As of July 25, 2025 the lowest priced 3 Bedroom apartment unit in St Marys, ON is the Three Bedroom Model starting from C$1,825 at Revo on King St . The second most affordable St Marys 3 Bedroom is the 3 Bedroom, 2 Bathroom Model at The Whitehall starting at C$2,130 . The average price for all 3 Bedroom apartments in St Marys is currently C$2,730. Here is today’s list of the cheapest available 3 Bedroom options in St Marys:

Apartment ListingModel NamePriced From
Revo on King StThree BedroomC$1,825
The Whitehall3 Bedroom, 2 BathroomC$2,130
939 Western939 Western - Plan BC$2,199
Kappele Circle15 Kappele - Plan AC$2,199
Somerset Place Apartments3 Bed 1.5 Bath AC$2,350
Park PlaceThree BedroomC$2,395
675 Richmond3 BedroomC$2,545
Four Seasons3 BedroomC$2,569
180 Mill Street3 Bedroom TownhouseC$2,695
SOHOSQ RentalsSO3B02C$2,750

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Frequently Asked Questions about 3 Bedroom St Marys Apartments

What is the Cheapest apartment in St Marys with 3 Bedroom?

Currently the most affordable 3 Bedroom in St Marys is at Revo on King St listed at C$1,825.

How much is the average rent for a 3 Bedroom St Marys Apartment?

The average rent for a 3 Bedroom Apartment in St Marys is C$2,730.

What is the largest available 3 Bedroom St Marys Apartment for rent?

Today's apartment with the most square footage in St Marys is a 1,962 square feet unit starting from C$3,450 at 180 Mill Street.

What is the average size for St Marys 3 Bedroom Apartments for rent?

The average size for a 3 Bedroom rental in St Marys is currently 0 sq ft.

Expert Rental Resources

Helpful Apartment Articles, How-To's and Tips

The rental experts at ApartmentHomeLiving.com provide you with top advice, tools, and tips for understanding the leasing process and finding the perfect rental. Here are a few helpful rental and leasing articles from our experts to guide you on your search.

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Roommate Matching: Finding the Right Fit and Avoiding Pitfalls

Written by: Cheryl Bowman

A fantastic way to save money and enjoy a built-in community is to share an apartment. However, a bad roommate situation can turn your dream rental into a nightmare.

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The Art of the Rental Viewing: What to look for during a property tour

Written by: Marie Brown

You’ve scrolled through countless listings, walked through a blur of rentals, and finally found what feels like the one. The pictures? Fantastic. The neighborhood seems just right.

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Know Your Budget: Calculating What You Can Realistically Afford When Renting

Written by: Lauren Harrington

Renting an apartment or house isn’t just about looking through online ads, choosing a few apartments or homes you want to tour, filling out an application, and putting down a deposit. Those things are all necessary and important.

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The Freedom of Short-Term Leases: Exploring the Advantages for Renters

Written by: Bobbi Jackson

If you’re looking to relocate right now, a popular solution that may best fit your current rental needs is a short-term lease.